Siemens Enterprise OpenStage 40 SIP IP-phone is a great solution for people working in the permanent place. This model features a large display and easy setup of various protocols such as TDM, HFA and SIP.
We are Telephony Service Provider for internationals calls. Also we do wholesale termination services special for Romania, France and several countries in Africa and Asia. We provide our clients DID''''''''s and they can use CLI routes.